#!/bash/bin
#s1
function s1_goto_dir(){
  cd "$1"
}

function s2_touch_empty_file_with_given_name(){
  touch "$1"
}

function s3_make_directories(){
   mkdir -p projects/git projects/backup
}

function s4_create_6_files(){
  touch ./projects/linux{1,2}_{centos,redhat,c_programming}
}

function s5_make_directories_in_git(){
  mkdir -p projects/git/linux1 projects/git/linux2
}

function s6_move_files_to_dir_1_or_2(){
  mv ./projects/linux1* projects/git/linux1
  mv ./projects/linux2* projects/git/linux2
}

function s7_create_package_and_compress(){
  tar -czvf projects/backup/git.tar.gz projects/git
}

function s8_delete_dir_git(){
  rm -rf projects/git
}

function s9_recover_from_git_tr_gz_backup(){
  tar -zxvf projects/backup/git.tar.gz projects/
}

function s10_create_packge_and_compress(){
   tar -jcvf projects/backup/git.tar.bz2 projects/git
}

function s11_find_and_sort_alphabetically_all_created_files_and_dirs(){
     find ./projects | sort
}

function s12_get_next_15_minutes_boundary(){
  date -d @$(($(date +%s)/900*900+900)) "+%Y-%m-%d_%H:%M:%S"
}

